Greenbriar Equity and Revolent Capital-backed The Facilities Group, an operator of integrated facility maintenance organizations, completed the acquisition of Summit Service Group, a provider of janitorial and facility maintenance services. Financial terms were not disclosed. “We are excited to welcome the Summit team to TFG. Summit’s longstanding history in the Colorado market combined with the additional resources at TFG will allow us to accelerate our progress in the Mountain West Region," Bryson Raver, The Facilities Group CEO.